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Is 50L bag enough?

A 50L+ backpack is a great friend to those travelling for a few weeks. These bags are spacious and can accommodate a number of outfit changes before you ever have to visit a laundromat. But don't be tempted to fill your pack to its capacity before you've even left - remember to save space for souvenirs!



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40-50 Liters (The Ultralight Thru-Hiker) Expect to fit everything you could fit in a smaller pack, plus: A food bag that can hold up to 5-6 days worth of food. A pot for cooking. A camp stove and fuel.

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Your backpack will generally be allowed as a carry-on if it's under 50 liters, or about 22 x 14 x 9 inches. Get a 45-liter backpack if you want to carry as much stuff as possible on the plane with you.

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Carry-on bags are limited to 22 inches long, 14 inches wide and 9 inches high including wheels and handles. All three measurements shouldn't add up to more than 45 inches. That works out to not quite 45.5 liters. So yes, a 50L pack is too big in at least one of those.

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Everything I've read on Reddit says anything over 40L absolutely won't pass as a carryon.

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Large suitcases: 2 to 3-week trip Large suitcases have a height of around 75cm. These suitcases are ideal for a 2 to 3-week trip, like to the French Riviera. The suitcases have a capacity of about 75 to 91L, which equals to about 15 to 20kg of luggage.

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A 60-liter backpack is the sweet spot for backpacking trips 5 days in length or less, including packs in the 55-liter to 65-liter range.

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A 40L backpack sits in the sweet spot between lightweight daysacks and heavy-duty 80L rucksacks. They're extremely flexible – working for average day hikes and overnight wilderness camping. They also give you the extra room needed for climbing gear or winter hikes.

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25 - 27 Checked Luggage They are ideal for trips of 5 to 7 days, or longer, depending on how you pack. They have a large capacity for multiple outfits, shoes, and toiletries.

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For a 10-day trip, the suitcase size that you need will be between 18 and 22 inches in length. This size is suitable as carry-on luggage. However, if you want a bigger one for extra space, you can choose a 24-inch suitcase, which is recommended for 2-3 weeks' worth of travel but needs to be checked in.

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24-26 liters is considered a medium-size backpack and is probably the most popular bag capacity out there. It's great for taking to school or work, depending on the styling, and can also be a great travel pack for taking on a plane.

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A 30L – 50L backpack will be just the ticket. It will be able to hold all your sleeping, cooking, and camping gear you need for trips up to 5 or 6 days.

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For a multi-day, or weekend hike, a 45L to 55L backpack offers enough volume for the average backpacker. The extra capacity allows for carrying more food, water, fuel, and some comfort items you might leave behind for a single night trip.

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So, you might be wondering - how much cash should I bring on a three-week vacation to Europe? You can use the costs in our table above, and the $100-per-day rule of thumb, to calculate how much money you'll need for your trip. So for a three-week trip, you'll be needing over $2,000.

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If your backpack doesn't fit, you may be asked to check it at the gate.

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40L is perfectly within the size limits for carry on as long as it has the correct dimensions. Many bags, even 40L bags, don't however.

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